61% (2001)

72% (1993)

67% (2003)

73% (1991)

76% (2004)

73% (1990)

37% (2004)

45% (2009)

58% (1998)

69% (1993)

51% (2008)

49% (2011)

59% (2009)

67% (2016)

62% (2006)

75% (1951)

77% (1948)

62% (1980)

67% (2011)

55% (1995)